CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended MA919B/1 Glass pH electrode, refillable, BNC, 1m Price on request 18901185 Cable Extension cable 4,47 € 18901188 DDJS-0.01VK ultra-low conductivity probe kit 132,03 €